Development & Fundraising Intern or Fellow, Summer 2026

EFI Foundation • Washington, DC

20h • Hybrid

About The Position

EFIF is seeking a motivated Development & Fundraising Intern to support our growing portfolio of philanthropic and strategic partnerships. This role offers hands-on exposure to nonprofit fundraising strategy, donor research, and foundation engagement in the energy and climate space. At this time, EFIF's preference is for applicants in the D.C. area able to work on a hybrid schedule, but we are open to discussing completely remote arrangements.

Development Interns: EFIF offers internships to individuals who are enrolled in or who have completed an undergraduate degree in the past 6 months in a field relevant to EFIF's work. Internships are typically for an academic semester, and interns are non-exempt employees and may be full-time (40 hours/week) or part-time. Internships are paid on an hourly basis at a base rate of $20/hr.

Development Fellows: EFIF offers fellowships to individuals who are pursuing or have completed an advanced degree (post undergraduate) in a field relevant to EFIF's work. Fellowships are offered for a fixed term (typically a semester or aligned with a specific project duration). Fellows are nonexempt employees. Fellows may be full time (40 hours/ week) or part time. Fellowships are paid on an hourly basis at a base rate of $27/hr.

Requirements

• Curiosity for development and fundraising.
• Excitement for and knowledgeable about the energy and climate space.
• Adapts well to rapid changes.
• Approaches uncertainty with a positive attitude.
• Humble and self-aware.
• Tackles new challenges with enthusiasm.
• Quick thinking, intellectually curious, and creative.
• Qualitative data analysis
• General skills with internet-based research
• Experience with technical and scientific writing
• Strong interpersonal and communication skills
• Proficiency with Microsoft Office
• Experience with graphic design and data visualization (e.g. Tableau) preferred
• Baseline knowledge of energy systems, climate policy, and related topics (Fellows)
• Qualitative and quantitative data analysis (Fellows)
• Strong Internet-based research (Fellows)
• Experience with technical and scientific writing (Fellows)
• Strong interpersonal and communication skills (Fellows)
• Proficiency with Microsoft Office (Fellows)
• Experience with graphic design and data visualization (e.g. Tableau) preferred (Fellows)

Nice To Haves

• Current graduate student, or recent graduate (for fellowship)
• Current undergraduate student, or recent graduate (for internship)
• Strong writing, research, and organizational skills
• Interest in climate, energy, public policy, or philanthropy
• Attention to detail and ability to manage multiple tasks
• Familiarity with Excel, Google Workspace, or CRM tools, specifically HubSpot, is a plus
• Must have work authorization in the United States

Responsibilities

• Conduct research on philanthropic foundations, corporate partners, and individual donors aligned with EFIF’s work
• Support development of fundraising materials, including concept notes, one-pagers, and donor briefings and profiles
• Assist with grant tracking, reporting preparation, and pipeline management
• Help prepare internal materials for funder meetings and briefings
• Support coordination of fundraising-related events and convenings, as needed
• Provide general support to the development team on special projects
• Fellows may also have some project management responsibilities, including coordinating with project partners and sponsors, communicating with outside experts on project-related matters, and ensuring principals are up to date on key project updates.
• Interns may also support communications and logistical work on an ad hoc basis, directly related to development or work products.

What This Job Offers

• Job Type: Part-time
• Career Level: Intern
• Education Level: No Education Listed